Diagnostic value of cyfra 21-1 and carcinoembryonic antigen in differentiation between benign and malignant pleural effusion
Background: Tumor markers were used in malignant pleural effusion with negative cytology.Aim of the work: The aim was Duvets to assess the value of serum and pleural levels of cyfra 21-1 (fragment of cytokeratin 19) and carcinoembryonic antigen (CEA) in the diagnosis of malignant pleural effusion.Patients and methods: This study was conducted on 48